/* ============================================================
   Ignicode — Shared Project Page Stylesheet
   Consumed by projects/meta-morph.html, pulsar.html,
   illuminatio.html, lexicon.html
   ============================================================ */

:root{
  --bg:#05070d;
  --bg-2:#0a0d15;
  --panel:#0c1119;
  --line:rgba(148,163,184,.12);
  --line-strong:rgba(148,163,184,.22);
  --text:#e6ecf3;
  --muted:#8a93a2;
  --dim:#5b6372;
  --cyan:#5eead4;
  --cyan-dim:rgba(94,234,212,.15);
  --violet:#a78bfa;
  --violet-dim:rgba(167,139,250,.15);
  --amber:#fbbf24;
  --rose:#fb7185;

  /* Overridden per-project via the body class */
  --accent:var(--cyan);
  --accent-dim:rgba(94,234,212,.15);

  --ff-sans:'Inter',system-ui,sans-serif;
  --ff-display:'Space Grotesk',system-ui,sans-serif;
  --ff-mono:'JetBrains Mono',ui-monospace,monospace;
  --ff-serif:'Cormorant Garamond',serif;
  --maxw:1200px;
}

/* Per-project accent overrides (set class on <body>) */
body.proj-meta-morph{--accent:#5eead4;--accent-dim:rgba(94,234,212,.15)}
body.proj-pulsar    {--accent:#60a5fa;--accent-dim:rgba(96,165,250,.15)}
body.proj-illuminatio{--accent:#a78bfa;--accent-dim:rgba(167,139,250,.15)}
body.proj-lexicon   {--accent:#fbbf24;--accent-dim:rgba(251,191,36,.15)}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--ff-sans);
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
  overflow-x:hidden;
  font-weight:300;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;color:inherit}

/* Ambient background */
body::before{
  content:"";
  position:fixed;inset:0;
  background:
    radial-gradient(60vw 60vw at 12% 8%, var(--accent-dim), transparent 60%),
    radial-gradient(50vw 50vw at 90% 110%, rgba(167,139,250,.08), transparent 60%),
    linear-gradient(var(--line) 1px,transparent 1px) 0 0/48px 48px,
    linear-gradient(90deg,var(--line) 1px,transparent 1px) 0 0/48px 48px,
    var(--bg);
  mask-image:radial-gradient(ellipse 90% 60% at 50% 0%, #000 40%, transparent 85%);
  pointer-events:none;
  z-index:-1;
}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
@media (max-width:640px){.wrap{padding:0 20px}}

/* ————— Top bar ————— */
header.top{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:rgba(5,7,13,.55);
  border-bottom:1px solid var(--line);
}
.top-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 32px;max-width:var(--maxw);margin:0 auto;
  font-family:var(--ff-sans);font-size:12px;letter-spacing:.22em;
  text-transform:uppercase;font-weight:500;
}
.brand{
  display:flex;align-items:center;gap:12px;color:var(--text);
  font-weight:600;letter-spacing:.32em;
}
.brand .dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 12px var(--accent);
  animation:pulse 2.6s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{opacity:.95;transform:scale(1)}
  50%{opacity:.35;transform:scale(.85)}
}
.top nav{display:flex;gap:28px;color:var(--muted)}
.top nav a{transition:color .2s}
.top nav a:hover{color:var(--accent)}
.top .apply{
  color:var(--bg);background:var(--accent);
  padding:10px 20px;border-radius:999px;font-weight:600;
  letter-spacing:.18em;transition:transform .2s, box-shadow .2s;
}
.top .apply:hover{transform:translateY(-1px);box-shadow:0 0 24px var(--accent-dim)}
@media (max-width:820px){.top nav{display:none}}

/* ————— Typography ————— */
h1,h2,h3,h4{font-family:var(--ff-display);font-weight:500;letter-spacing:-.02em;line-height:1.05}
h1{font-size:clamp(40px,7vw,92px)}
@media (max-width:640px){h1{font-size:40px;line-height:1.08}}
h2{font-size:clamp(28px,4.2vw,54px);margin-bottom:28px}
h3{font-size:clamp(22px,2.6vw,32px)}
h4{font-size:20px}
p{color:#c7cfda;max-width:62ch;font-size:17px}
.prose p + p{margin-top:18px}
.muted{color:var(--muted)}

.label{
  font-family:var(--ff-mono);font-size:11px;
  letter-spacing:.32em;text-transform:uppercase;color:var(--accent);
  display:inline-flex;align-items:center;gap:10px;margin-bottom:24px;
}
.label::before{
  content:"";width:28px;height:1px;background:var(--accent);
  display:inline-block;
}

section{padding:110px 0;position:relative}
@media (max-width:640px){section{padding:80px 0}}

/* ————— Buttons ————— */
.btn{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--ff-sans);font-size:13px;letter-spacing:.18em;
  text-transform:uppercase;padding:16px 30px;border-radius:999px;
  transition:all .2s ease;cursor:pointer;border:1px solid transparent;
  font-weight:600;
}
.btn.primary{background:var(--accent);color:var(--bg)}
.btn.primary:hover{box-shadow:0 0 32px var(--accent-dim);transform:translateY(-1px)}
.btn.ghost{border-color:var(--line-strong);color:var(--text);background:transparent}
.btn.ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn.small{padding:10px 22px;font-size:12px;letter-spacing:.16em}
.btn .arr{transition:transform .2s}
.btn:hover .arr{transform:translateX(3px)}

/* ————— Hero ————— */
.proj-hero{padding:110px 0 90px;border-bottom:1px solid var(--line)}
@media (max-width:820px){.proj-hero{padding:80px 0 64px}}
@media (max-width:640px){.proj-hero{padding:56px 0 56px}}
.proj-hero .breadcrumb{
  font-family:var(--ff-mono);font-size:11px;letter-spacing:.28em;
  text-transform:uppercase;color:var(--muted);margin-bottom:36px;
  display:flex;align-items:center;gap:8px 10px;flex-wrap:wrap;
}
@media (max-width:640px){
  .proj-hero .breadcrumb{font-size:10px;letter-spacing:.22em;margin-bottom:24px}
}
.proj-hero .breadcrumb a{color:var(--muted);transition:color .2s}
.proj-hero .breadcrumb a:hover{color:var(--accent)}
.proj-hero .breadcrumb .sep{color:var(--dim)}
.proj-hero .code{
  font-family:var(--ff-mono);font-size:12px;letter-spacing:.3em;
  color:var(--accent);text-transform:uppercase;margin-bottom:24px;
}
.proj-hero h1{margin-bottom:24px}
.proj-hero h1 em{
  font-family:var(--ff-serif);font-style:italic;font-weight:500;
  background:linear-gradient(90deg,var(--accent),var(--violet));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.proj-hero .subtitle{
  font-family:var(--ff-serif);font-style:italic;
  font-size:22px;color:var(--violet);margin-bottom:40px;
}
.proj-hero .lede{
  font-size:19px;max-width:60ch;color:#d7dde6;font-weight:300;
}
.proj-hero .meta-row{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;
  margin-top:56px;border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.proj-hero .meta-row > div{padding:22px 20px;border-right:1px solid var(--line)}
.proj-hero .meta-row > div:last-child{border-right:none}
.proj-hero .meta-row .k{
  font-family:var(--ff-mono);font-size:10px;letter-spacing:.28em;
  text-transform:uppercase;color:var(--muted);margin-bottom:8px;
}
.proj-hero .meta-row .v{font-family:var(--ff-display);font-size:18px;font-weight:500}
@media (max-width:720px){
  .proj-hero .meta-row{grid-template-columns:1fr;}
  .proj-hero .meta-row > div{border-right:none;border-bottom:1px solid var(--line)}
  .proj-hero .meta-row > div:last-child{border-bottom:none}
}

/* ————— Section heading helper ————— */
.sec-head{max-width:780px;margin-bottom:56px}
.sec-head h2 em{
  font-family:var(--ff-serif);font-style:italic;font-weight:500;color:var(--accent);
}

/* ————— Description section ————— */
.desc-grid{display:grid;grid-template-columns:minmax(260px,320px) 1fr;gap:72px}
@media (max-width:900px){.desc-grid{grid-template-columns:1fr;gap:32px}}
.desc-grid aside{position:sticky;top:120px;align-self:start}
@media (max-width:900px){.desc-grid aside{position:static}}
.key-idea{
  border-left:2px solid var(--accent);padding:4px 0 4px 22px;
  font-family:var(--ff-serif);font-style:italic;font-size:22px;
  line-height:1.45;color:#e8edf4;margin:28px 0;
}
.desc-grid .prose p{max-width:62ch}

/* ————— Scientific References ————— */
.refs{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.ref-list{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.ref{
  background:var(--bg-2);padding:28px 32px;
  display:grid;grid-template-columns:56px 1fr auto;gap:24px;
  align-items:start;transition:background .2s;
}
.ref:hover{background:#0d121b}
.ref .n{
  font-family:var(--ff-mono);color:var(--accent);font-size:12px;
  letter-spacing:.22em;padding-top:4px;
}
.ref .body .citation{font-size:15px;line-height:1.55;color:#d3dae4}
.ref .body .citation strong{color:var(--text);font-weight:500}
.ref .body .citation em{font-style:italic;color:#bcc3cf}
.ref .body .annot{
  font-size:13px;color:var(--muted);margin-top:8px;line-height:1.55;
}
.ref .link{
  font-family:var(--ff-mono);font-size:11px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--accent);padding-top:6px;
  white-space:nowrap;
}
.ref .link:hover{text-decoration:underline}
@media (max-width:720px){
  .ref{grid-template-columns:1fr;gap:10px;padding:22px}
  .ref .n{padding-top:0}
}

/* ————— Video ————— */
.video{background:var(--bg)}
.video-frame{
  position:relative;width:100%;aspect-ratio:16/9;
  border:1px solid var(--line-strong);border-radius:16px;overflow:hidden;
  background:#000;
  box-shadow:0 30px 80px rgba(0,0,0,.45), 0 0 0 1px rgba(255,255,255,.02) inset;
}
.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video-frame .play-stub{
  position:absolute;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:16px;
  color:var(--muted);font-family:var(--ff-mono);font-size:12px;
  letter-spacing:.28em;text-transform:uppercase;
  background:
    radial-gradient(40vw 40vw at 50% 50%, var(--accent-dim), transparent 60%),
    #060810;
}
.video-frame .play-stub .play{
  width:80px;height:80px;border-radius:50%;border:1px solid var(--accent);
  display:flex;align-items:center;justify-content:center;color:var(--accent);
  box-shadow:0 0 32px var(--accent-dim);
  transition:transform .25s;
}
.video-frame .play-stub:hover .play{transform:scale(1.05)}
.video-caption{
  margin-top:16px;font-family:var(--ff-mono);font-size:11px;
  letter-spacing:.24em;text-transform:uppercase;color:var(--muted);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
}

/* ————— Expectations timeline ————— */
.timeline{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
}
@media (max-width:900px){.timeline{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.timeline{grid-template-columns:1fr}}
.tl{
  background:var(--bg-2);padding:32px 28px;position:relative;
  min-height:220px;display:flex;flex-direction:column;
}
.tl .phase{
  font-family:var(--ff-mono);font-size:11px;letter-spacing:.28em;
  text-transform:uppercase;color:var(--accent);margin-bottom:18px;
}
.tl h4{font-size:19px;font-weight:500;margin-bottom:12px}
.tl p{font-size:14px;color:var(--muted);line-height:1.6;max-width:none}
.tl .pct{
  position:absolute;top:20px;right:24px;
  font-family:var(--ff-mono);font-size:10px;letter-spacing:.2em;
  color:var(--dim);
}

/* ————— Audience / persona cards ————— */
.audience{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
}
@media (max-width:900px){.audience{grid-template-columns:1fr}}
.persona{
  background:var(--bg-2);padding:36px 32px;
  transition:background .2s;display:flex;flex-direction:column;gap:12px;
}
.persona:hover{background:#0d131d}
.persona .icon{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--accent);
  color:var(--accent);display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.01);box-shadow:0 0 24px var(--accent-dim);
  margin-bottom:8px;
}
.persona h4{font-size:19px;font-weight:500}
.persona p{font-size:14px;color:var(--muted);max-width:40ch}
.persona .fit{
  margin-top:auto;padding-top:16px;
  font-family:var(--ff-mono);font-size:10px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--accent);
}

/* ————— Inquiry form ————— */
.inquiry{
  background:var(--bg-2);border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background-image:radial-gradient(50vw 50vw at 80% 30%, var(--accent-dim), transparent 60%);
}
.inquiry-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:start}
@media (max-width:900px){.inquiry-grid{grid-template-columns:1fr;gap:48px}}

.inq-form{
  background:rgba(12,17,25,.7);border:1px solid var(--line-strong);
  border-radius:16px;padding:36px;
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.inq-form .form-head{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid var(--line);
}
.inq-form .form-head .title{
  font-family:var(--ff-display);font-size:20px;font-weight:500;
}
.inq-form .form-head .tag{
  font-family:var(--ff-mono);font-size:10px;letter-spacing:.28em;
  text-transform:uppercase;color:var(--accent);
  padding:4px 10px;border:1px solid var(--accent-dim);border-radius:999px;
}
.field{margin-bottom:18px;display:block}
.field .lab{
  display:block;font-family:var(--ff-sans);font-size:11px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--muted);margin-bottom:8px;font-weight:500;
}
.field input, .field select, .field textarea{
  width:100%;background:rgba(255,255,255,.02);
  border:1px solid var(--line-strong);color:var(--text);
  font-family:var(--ff-sans);font-size:15px;padding:14px 16px;
  border-radius:10px;outline:none;font-weight:400;
  transition:border-color .2s, background .2s, box-shadow .2s;
}
.field textarea{resize:vertical;min-height:120px}
.field select{
  appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);
  background-position:calc(100% - 20px) 50%,calc(100% - 14px) 50%;
  background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:40px;
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--accent);
  background:rgba(255,255,255,.03);
  box-shadow:0 0 0 3px var(--accent-dim);
}
.field input::placeholder,.field textarea::placeholder{color:var(--dim)}
.field input.err,.field textarea.err,.field select.err{
  border-color:var(--rose);
}
.field .msg{
  font-family:var(--ff-sans);font-size:12px;color:var(--rose);margin-top:6px;
  display:none;
}
.field.invalid .msg{display:block}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:600px){.row2{grid-template-columns:1fr}}
.form-submit{
  width:100%;justify-content:center;margin-top:8px;cursor:pointer;border:none;
}
.form-submit[disabled]{opacity:.6;cursor:wait}
.form-foot{
  font-family:var(--ff-sans);font-size:12px;color:var(--dim);margin-top:16px;
  text-align:center;letter-spacing:.02em;
}
.form-success{display:none;text-align:center;padding:40px 20px}
.form-success.show{display:block}
.form-success .ok{
  width:56px;height:56px;border-radius:50%;border:1px solid var(--accent);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--accent);font-size:22px;margin-bottom:20px;
  box-shadow:0 0 24px var(--accent-dim);
}
.form-success h3{font-size:24px;margin-bottom:12px}
.form-success p{max-width:36ch;margin:0 auto;color:var(--muted);font-size:15px}
.form-error{
  display:none;margin-top:14px;padding:12px 14px;border-radius:10px;
  background:rgba(251,113,133,.08);border:1px solid rgba(251,113,133,.3);
  color:#fecdd3;font-size:13px;
}
.form-error.show{display:block}

/* ————— Footer ————— */
footer{border-top:1px solid var(--line);padding:56px 0 64px;color:var(--dim)}
.foot{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:24px;
  font-family:var(--ff-mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;
}
.foot .motto{color:var(--muted)}
.foot .brand .dot{background:var(--accent);box-shadow:0 0 12px var(--accent)}

/* ————— Scroll reveal ————— */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ————— Utility ————— */
.stack-lg > * + *{margin-top:32px}
.stack-md > * + *{margin-top:20px}
